Dev Builds » 20220529-1642

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 15. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host Duration Avg Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo
ncm-dbt-01 06:52:04 581838 4016 1131 988 1897 +12.38 ± 5.25 3 398 1064 539 4 +24.61 ± 10.42
ncm-dbt-02 06:51:33 586071 3994 1046 958 1990 +7.66 ± 5.19 2 410 1088 492 5 +14.8 ± 10.28
ncm-dbt-03 06:52:13 585760 4000 1101 935 1964 +14.43 ± 5.11 4 354 1121 514 7 +28.38 ± 10.09
ncm-dbt-04 06:52:01 569506 3990 1059 955 1976 +9.06 ± 5.23 1 411 1071 507 5 +17.43 ± 10.38
ncm-dbt-05 06:51:47 581065 4000 1101 950 1949 +13.12 ± 5.05 7 344 1143 503 3 +26.98 ± 9.96
20000 5438 4786 9776 +11.33 ± 2.31 17 1917 5487 2555 24 +22.44 ± 4.57

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
416028 ncm-dbt-01 581319 16 3 6 7 -65.91 ± 110.99 0 5 1 2 0 -136.97 ± 398.73 ↓
416027 ncm-dbt-04 569350 490 118 111 261 +4.96 ± 15.29 0 56 127 61 1 +8.51 ± 30.27 ↓
416026 ncm-dbt-02 585801 494 138 120 236 +12.67 ± 14.53 0 47 135 65 0 +25.36 ± 29.23 ↓
416025 ncm-dbt-03 584706 500 128 122 250 +4.17 ± 15.05 1 55 131 63 0 +9.73 ± 29.79 ↓
416024 ncm-dbt-05 585801 500 143 126 231 +11.82 ± 13.9 1 41 148 60 0 +25.06 ± 27.53 ↓
416023 ncm-dbt-01 584411 500 149 128 223 +14.6 ± 14.53 0 47 135 68 0 +29.25 ± 29.26 ↓
416022 ncm-dbt-04 570469 500 131 124 245 +4.86 ± 14.6 0 54 135 61 0 +9.73 ± 29.28 ↓
416021 ncm-dbt-02 587579 500 127 125 248 +1.39 ± 14.68 0 57 134 59 0 +2.78 ± 29.41 ↓
416020 ncm-dbt-03 585590 500 122 111 267 +7.64 ± 13.67 0 45 149 56 0 +15.3 ± 27.42 ↓
416019 ncm-dbt-05 584622 500 132 124 244 +5.56 ± 15.04 2 51 134 63 0 +13.9 ± 29.4 ↓
416018 ncm-dbt-01 581610 500 155 127 218 +19.48 ± 15.4 0 51 120 79 0 +39.08 ± 31.16 ↓
416017 ncm-dbt-04 569390 500 147 125 228 +15.3 ± 14.06 0 42 145 62 1 +29.25 ± 27.93 ↓
416016 ncm-dbt-03 587070 500 141 114 245 +18.78 ± 14.98 1 44 133 71 1 +37.67 ± 29.51 ↓
416015 ncm-dbt-02 587452 500 131 118 251 +9.03 ± 14.45 0 49 140 60 1 +16.69 ± 28.62 ↓
416014 ncm-dbt-05 578424 500 127 115 258 +8.34 ± 14.39 2 43 147 57 1 +18.08 ± 27.69 ↓
416013 ncm-dbt-01 581902 500 131 114 255 +11.82 ± 15.67 0 56 123 69 2 +20.87 ± 30.78 ↓
416012 ncm-dbt-04 570348 500 140 110 250 +20.87 ± 15.01 0 46 129 74 1 +40.48 ± 30.02 ↓
416011 ncm-dbt-05 579868 500 140 122 238 +12.51 ± 14.36 1 44 141 64 0 +26.46 ± 28.48 ↓
416010 ncm-dbt-03 585379 500 141 112 247 +20.17 ± 14.83 1 42 135 71 1 +40.48 ± 29.24 ↓
416009 ncm-dbt-02 584790 500 134 111 255 +15.99 ± 15.38 0 51 127 70 2 +29.25 ± 30.28 ↓
416008 ncm-dbt-01 581444 500 149 135 216 +9.73 ± 14.64 2 45 140 63 0 +22.27 ± 28.62 ↓
416007 ncm-dbt-04 567720 500 132 118 250 +9.73 ± 14.51 0 50 136 64 0 +19.48 ± 29.14 ↓
416006 ncm-dbt-05 580904 500 149 122 229 +18.78 ± 13.94 0 40 143 67 0 +37.67 ± 28.18 ↓
416005 ncm-dbt-03 586774 500 139 121 240 +12.51 ± 14.49 0 47 139 63 1 +23.66 ± 28.75 ↓
416004 ncm-dbt-02 585759 500 121 115 264 +4.17 ± 14.67 1 51 140 57 1 +8.34 ± 28.63 ↓
416003 ncm-dbt-01 583070 500 143 124 233 +13.21 ± 15.05 0 51 130 68 1 +25.06 ± 29.91 ↓
416002 ncm-dbt-04 569749 500 136 119 245 +11.82 ± 15.43 0 54 127 67 2 +20.87 ± 30.28 ↓
416001 ncm-dbt-02 585759 500 129 113 258 +11.12 ± 15.25 0 54 127 68 1 +20.87 ± 30.28 ↓
416000 ncm-dbt-05 578259 500 135 122 243 +9.04 ± 13.79 1 42 150 57 0 +19.48 ± 27.27 ↓
415999 ncm-dbt-03 587113 500 155 124 221 +21.57 ± 13.62 0 36 147 67 0 +43.3 ± 27.61 ↓
415998 ncm-dbt-01 577274 500 140 121 239 +13.21 ± 14.8 1 47 134 68 0 +27.85 ± 29.39 ↓
415997 ncm-dbt-04 568156 500 132 121 247 +7.64 ± 14.2 0 49 141 60 0 +15.3 ± 28.49 ↓
415996 ncm-dbt-02 586223 500 141 136 223 +3.48 ± 14.74 1 53 136 60 0 +8.34 ± 29.15 ↓
415995 ncm-dbt-03 584327 500 142 122 236 +13.9 ± 14.34 1 40 150 56 3 +25.06 ± 27.26 ↓
415994 ncm-dbt-01 581527 500 140 127 233 +9.04 ± 13.93 0 46 145 59 0 +18.08 ± 27.96 ↓
415993 ncm-dbt-05 580240 500 133 112 255 +14.6 ± 15.03 0 49 133 66 2 +26.46 ± 29.52 ↓
415992 ncm-dbt-02 585211 500 125 120 255 +3.47 ± 13.69 0 48 149 53 0 +6.95 ± 27.43 ↓
415991 ncm-dbt-04 570869 500 123 127 250 -2.78 ± 15.05 1 60 131 58 0 -4.17 ± 29.79 ↓
415990 ncm-dbt-01 583992 500 121 106 273 +10.42 ± 14.7 0 50 136 63 1 +19.48 ± 29.14 ↓
415989 ncm-dbt-03 585126 500 133 109 258 +16.69 ± 14.56 0 45 137 67 1 +32.05 ± 29.0 ↓
415988 ncm-dbt-05 580406 500 142 107 251 +24.36 ± 13.56 0 34 147 69 0 +48.96 ± 27.58 ↓

Commit

Commit ID f7d1491b3df28bf10faac81e340cb6a22fc5b57b
Author Giacomo Lorenzetti
Date 2022-05-29 16:42:48 UTC
Assorted small cleanups closes https://github.com/official-stockfish/Stockfish/pull/3973 No functional change
Copyright 2011–2025 Next Chess Move LLC
Feedback & Support Terms of Service Privacy Policy Desktop Version